4905443823 has 16 divisors (see below), whose sum is σ = 7914666240. Its totient is φ = 2638221696.

The previous prime is 4905443821. The next prime is 4905443843. The reversal of 4905443823 is 3283445094.

It is not a de Polignac number, because 4905443823 - 2¹ = 4905443821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4905443821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6870013 + ... + 6870726.

It is an arithmetic number, because the mean of its divisors is an integer number (494666640).

Almost surely, 2^4905443823 is an apocalyptic number.

4905443823 is a deficient number, since it is larger than the sum of its proper divisors (3009222417).

4905443823 is a wasteful number, since it uses less digits than its factorization.

4905443823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13740766.

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 4905443823 is about 70038.8736559919. The cubic root of 4905443823 is about 1699.1280214412.

The spelling of 4905443823 in words is "four billion, nine hundred five million, four hundred forty-three thousand, eight hundred twenty-three".